Answer:
Step-by-step explanation:
starting point: 140 feet below sea level.=-140
she then decends= 7(4.5)=31.5
-140-31.5=-171.5
finally she ascends 112.2 feet
-171.5+112.2=-59.3 feet or 59.3 feet below sea level
X/7-3=6
X/7=6+3
X/7=9
7x9=63
63/7-3=6
9-3=6
I would say choice “C”
They are on quarenent one
